{"product_id":"carrier-py1pea042080acba-control-board-cyc67o","title":"OEM Carrier DSI Control Board LH33WP002 for PY1PEA042080ACBA","description":"\u003ch1\u003eOEM Carrier Direct Spark Ignition (DSI) Control Board LH33WP002 for Model PY1PEA042080ACBA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier Direct Spark Ignition (DSI) control board, part number \u003cstrong\u003eLH33WP002\u003c\/strong\u003e, factory-specified for the \u003cstrong\u003eCarrier PY1PEA042080ACBA\u003c\/strong\u003e packaged heating and cooling unit. The DSI control board serves as the central intelligence of the furnace section, orchestrating the complete ignition sequence — from inducer startup and pressure switch verification to spark ignition, flame sensing, and gas valve operation. When this board fails, the result is typically a hard lockout with no heat, repeated failed ignition attempts, or fault codes indicating a failed ignition sequence or pressure switch error.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Direct Spark Ignition (DSI) control | 460V ignition control module | Factory-matched timing and logic for Carrier packaged units | OEM part number LH33WP002 (supersedes LH33WP-002)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board with factory-calibrated ignition timing, lockout thresholds, and fault sequencing. Aftermarket boards may carry mismatched trial-for-ignition timing or incompatible pressure switch logic, creating unsafe or unreliable operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Disconnect power and gas supply before beginning. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone\/camera to photograph all wiring harness connections prior to disconnection. Match all connector positions exactly. Re-verify all wiring before restoring power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the \u003cstrong\u003eCarrier PY1PEA042080ACBA\u003c\/strong\u003e packaged unit. Verify your existing board's part number against \u003cstrong\u003eLH33WP002\u003c\/strong\u003e or its cross-reference \u003cstrong\u003eLH33WP-002\u003c\/strong\u003e before ordering. If you have any questions about fitment, our HVAC parts specialists are available to confirm compatibility before you buy — call or chat today. Orders placed before cutoff ship same day.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641128866163,"sku":"CARRIE-PY1PEA042080ACBA-CONTROL_BOARD-LH33WP002","price":487.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641128898931,"sku":"CARRIE-PY1PEA042080ACBA-CONTROL_BOARD-LH33WP002-GEN","price":429.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-LH33WP002_24945bad-83c3-4d90-8c3d-d173b8e1b366.jpg?v=1775027640","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py1pea042080acba-control-board-cyc67o","provider":"National HVAC Parts","version":"1.0","type":"link"}